Rockwell Collins’ board of directors nixed a joint venture with United Technologies Corp., hashed over the increasingly challenging industry climate and even approached two other potential buyers before agreeing to be acquired for about $30 billion, according to documents released recently.

Rockwell Collins’ board of directors nixed a joint venture with United Technologies Corp., hashed over the increasingly challenging industry climate and even approached two other potential buyers before agreeing to be acquired for about $30 billion, according to documents released recently.

The U.S. Public Interest Research Group Education Fund has asked Des Moines-based distributor Bulls I Toy LLC and Target stores to pull certain fidget spinners from the market because of tests that found lead levels that could harm children.